The eye can be examined with relative ease as to both its function and its structure. A practical examination consists of the ability to move in the orbit and the response of the pupil to light and accommodation.
The function of the eye may be checked in a number of methods. The client might be asked to identify illuminated letter or objects of varying sizes on what is referred to as the Snellen chart.
Conversely, the evaluation of the structural part of the eye might be made in numerous ways. Stress within the eyeball is measured by a "tonometer." In specific illness, specifically in glaucoma, the tension in the eyeball is increased considerably.
However, it ought to be well kept in mind that a client with an eye issue might have other issues also. Often other physical conditions are primary and impact the eye as a consequence. The appearance of the eye can alert the patient and the doctor to troubles in some disruptions of other parts of the body even before other signs provide themselves.
Consequently, one's dependence on sight is stressed when one deals with a short-term or possible permanent loss of this vital sense. Thus, when restorative steps are sought, specific kinds of vision correction such as contact lenses or glasses are prescribed.
On the other hand, some people are bothered with the fact that they have some framed lenses or contact lenses in front of their eyes.
For this factor, advanced surgeries were developed to encourage decreased usage of contact lenses or glasses. Among which is the now popular LASIK eye surgery.
Essentially, LASIK eye surgical treatment is the short-term for "Laser-Assisted In Situ Keratomileusis." Like its concrete equivalent, LASIK eye surgical treatment is another type of vision correction. The only distinction is that with this type of surgical treatment, one's vision is fixed completely.
With LASIK eye surgery, the refractive errors in the cornea are completely transformed. This can be done using an "excimer laser."
The primary purpose of this surgical treatment is to produce a threadlike, rounded "flap" in the cornea utilizing a blade referred to as "microkeratome." In a series of unfolding and laser processing, the cornea is finally reformed, enabling better the eye to direct more light into the retina.
Popularity vs. Disadvantages
Amidst the growing appeal of LASIK eye surgical treatment, there are still disadvantages that people need to understand. Probably, the main reason that this type of eye surgery has become well accepted is because the majority of its cases had actually succeeded.
However, in spite of its success, there are still some disadvantages. Here is the list:
1. It is an operation applied to the most sensitive part of the eye
Because LASIK eye surgical treatment involves the click here for more info operation of the retina, which is one of the most sensitive parts of the eye, many people state that the operation can be really dangerous.
In other words, a simple error might nearly cause an person's life time loss of sight. Thus, it is essential to think about many elements before deciding whether LASIK eye surgery is the ideal restorative step one needs to go through.
2. It is not a best treatment
LASIK eye surgical treatment might fix your vision but it does not necessarily imply that it can give you a perfect vision. Even if statistical reports show that 70% of the clients might have 20/20 vision, this does not necessarily mean they have perfect vision also.
Given all these things, it can be deduced that, in spite of the appeal of the operation, LASIK might not always be the perfect eye surgery the method the majority of people see it
On the other hand, the examination of the structural part of the eye might be made in numerous ways. It ought to be well kept in mind that a client with an eye issue might have other issues. Typically other physical conditions are primary and affect the eye as a consequence. The appearance of the eye can signal the physician and the client to problems in some disruptions of other parts of the body even before other signs present themselves.
Like its tangible equivalent, LASIK eye surgical treatment is another type of vision correction.